Jinseong Jeon
43 lines
1.5 KiB
Kotlin
Vendored
43 lines
1.5 KiB
Kotlin
Vendored
// TARGET_BACKEND: JVM
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// WITH_REFLECT
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import kotlin.reflect.*
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import kotlin.reflect.full.extensionReceiverParameter
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import kotlin.reflect.jvm.isAccessible
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import kotlin.test.*
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class Delegate(val value: String) {
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operator fun getValue(instance: Any?, property: KProperty<*>) = value
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}
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class Foo
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val Foo.bar: String by Delegate("Foo")
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val String.bar: String by Delegate("String")
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val Unit.bar: String by Delegate("Unit")
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class MemberExtensions {
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val Foo?.bar: String by Delegate("Foo")
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val String?.bar: String by Delegate("String")
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val Unit?.bar: String by Delegate("Unit")
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}
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fun box(): String {
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val foo = Foo()
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assertEquals("Foo", ((foo::bar).apply { isAccessible = true }.getDelegate() as Delegate).value)
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assertEquals("Foo", ((Foo::bar).apply { isAccessible = true }.getDelegate(foo) as Delegate).value)
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assertEquals("String", ((""::bar).apply { isAccessible = true }.getDelegate() as Delegate).value)
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assertEquals("String", ((String::bar).apply { isAccessible = true }.getDelegate("") as Delegate).value)
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assertEquals("Unit", ((Unit::bar).apply { isAccessible = true }.getDelegate() as Delegate).value)
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val me = MemberExtensions::class.members.filter { it.name == "bar" } as List<KProperty2<MemberExtensions, Any?, String>>
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assertEquals(listOf("Foo", "String", "Unit"), me.sortedBy {
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it.extensionReceiverParameter!!.type.toString()
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}.map {
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(it.apply { isAccessible = true }.getDelegate(MemberExtensions(), null) as Delegate).value
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})
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return "OK"
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}
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